#1C136F#1C136F

#1C136F is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.0% C 0.147 H 275.5°. Best body text is #FFFFFF at 15.31:1 contrast (WCAG AA passes).

Color values

HEX	#1C136F
RGB	rgb(28, 19, 111)
HSL	hsl(246, 71%, 25%)
HSV	hsv(246, 83%, 44%)
CMYK	cmyk(74.8%, 82.9%, 0%, 56.5%)
CIE-LAB	lab(14.73, 35.13, -50.77)
CIE-LCH	lch(14.73, 61.74, 304.68°)
OKLab	oklab(28.04% 0.0142 -0.1468)
OKLCH	oklch(28.04% 0.147 275.5)
XYZ	xyz(3.5801, 1.8600, 15.2062)
Luminance	0.0186 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C136F #666F13

analogous

#13386F #1C136F #4A136F

triadic

#1C136F #6F1C13 #136F1C

tetradic

#1C136F #6F1338 #666F13 #136F4A

square

#1C136F #6F1338 #666F13 #136F4A

split-complementary

#1C136F #6F4A13 #386F13

monochromatic

#07041A #0F0A3B #1C136F #291CA3 #3625D8

Accessibility & contrast

On white

15.31

#1C136F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#1C136F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C136F

15.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C136F	#FFFFFF	#000000	##FFFFFF
##1C136F	1.00	15.31	1.37	15.31
#FFFFFF	15.31	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002972

Deuteranopia (green-blind)

#00216D

Tritanopia (blue-blind)

#002F41

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #1c136f;
/* rgb */ color: rgb(28, 19, 111);
/* oklch */ color: oklch(28.0% 0.147 275.5);

Tailwind

colors: {
  custom: {
    50: '#675399',
    500: '#1c136f',
    950: '#000000',
  },
}

SCSS

$custom: #1c136f;
$custom-light: #675399;
$custom-dark: #000000;

JSON

{
  "hex": "#1c136f",
  "rgb": {
    "r": 28,
    "g": 19,
    "b": 111
  },
  "hsl": {
    "h": 245.87,
    "s": 70.769,
    "l": 25.49
  },
  "oklch": {
    "l": 0.28043,
    "c": 0.14748,
    "h": 275.5
  },
  "luminance": 0.0186
}

Semantic roles & 50–950 ramp

primary

#1C136F

secondary

#9BA638

accent

#EE3ADC

background

#F6F4F9

surface

#EBE7F2

border

#C6C3CC

text

#07020E

muted

#7A787E

Preview Lab

Preview with #1C136F

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →